<?php
/**
 *
 * @authors  Ysg (y.shi.guo@gmail.com)
 * @website  http://ysg.bonza.cn
 * @date     2017-08-09 14:44:46
 */

class Circle implements Shape {

    function __construct(){

    }

    public function draw(){
    	echo "画个圆";
    }
}
